CN101980886A - Supply of auxiliary drives in a rail vehicle with electrical power - Google Patents
Supply of auxiliary drives in a rail vehicle with electrical power Download PDFInfo
- Publication number
- CN101980886A CN101980886A CN2009801052068A CN200980105206A CN101980886A CN 101980886 A CN101980886 A CN 101980886A CN 2009801052068 A CN2009801052068 A CN 2009801052068A CN 200980105206 A CN200980105206 A CN 200980105206A CN 101980886 A CN101980886 A CN 101980886A
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- current
- protection switch
- phase
- reference potential
- electric current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/04—Cutting off the power supply under fault conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L9/00—Electric propulsion with power supply external to the vehicle
- B60L9/16—Electric propulsion with power supply external to the vehicle using ac induction motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Direct Current Feeding And Distribution (AREA)
- Inverter Devices (AREA)
Abstract
The invention relates to a system (20) for supplying auxiliary drives (18) in a rail vehicle with electrical power, wherein said system (20) is connected via an isolating transformer (14) to a power source, such as a DC voltage intermediate circuit (7), wherein said system (20) is connected without a resistor, which limits the current flow, interposed via a protective switch (25) to an electrical reference potential, in particular to vehicle ground, and wherein said protective switch (25) is designed to open upon passage of a current flow through said closed protective switch (25), which is caused by an additional contact of said system (20) to said reference potential.
Description
Technical field
The present invention relates to a kind of system that is used for to the auxiliary operational outfit supply of electrical energy of railroad vehicle.In addition, the invention still further relates to a kind of being used for unexpectedly with reference potential, especially protect the method for this type systematic when contacting with vehicle ground connection (Fahrzeugmasse).
Background technology
(for example remove device directly essential for traction, high pressure unit, traction invertor and traction motor) outside, locomotive or other railroad vehicles or serve railroad vehicle or the train groups of the operation of train groups part also has and can realize the additional device that moves.These auxiliary devices or auxiliary operational outfit need electric energy equally and are connected with the traction IC Intermediate Circuit by auxiliary operational outfit inverter in special case, also obtain the required energy of traction from described traction IC Intermediate Circuit.Example be draft equipment, the current transformer of traction motor cooling intallation, be used for the compressor (for example being used to produce the pressurized air that is used for brake equipment) of pressure gas, the extinguishing equipment of locomotive, the electronic machine that is used to control locomotive operation, battery charging equipment, heating arrangement---for example Windshield temperature booster, air-conditioning, socket, light equipment.Be arranged on may with railroad vehicle unit that locomotive connects in another organize electric equipment can by inverter own, that add with draw IC Intermediate Circuit and be connected.
Yet the present invention is not limited to the application in the locomotive and also is not limited to have the electric system of traction IC Intermediate Circuit.The required electric energy of operation of auxiliary operational outfit system also can be provided by other modes or rather.Generally use notion " energy source " in this manual, even in fact it does not relate to the part of the generation electric energy of electric system.Or rather, electric energy is for example generated by diesel motor or for example is transferred to railroad vehicle by (for example having air wire-slip flow wire or bus) high-voltage fence.But in the term of this specification sheets, the traction IC Intermediate Circuit or the dc voltage intermediate circuit that for example may exist, also be connected with traction motor by current transformer are the energy sources that is used for auxiliary operational outfit system.
Usually, so design the auxiliary operational outfit of in the railroad vehicle all system, make them also can work under the situation of reference potential not having.This means that they can be worked with respect to vehicle ground connection or " the earth " on the current potential of fluctuation.If contact with the vehicle connected to chassis, especially with the short circuit of vehicle connected to chassis, the state that then freely fluctuates is eliminated and contact point is positioned on the vehicle ground connection.Only can not cause the problem such as big short circuit current like this.Yet, if other contact with the vehicle connected to chassis, then may produce big short circuit current, described short circuit current may the breaking space assembly and may be had counteraction to other parts of total electric system, for example traction IC Intermediate Circuit and connected current transformer is had counteraction.
Therefore propose, auxiliary operational outfit system is connected with reference potential by the circuit series of forming by resistance and protection switch.If occur in other positions and the contacting of reference potential, then limit the short circuit current that flows through and protection switch according to its time response characteristic disconnection by described resistance.
Yet the cost of this solution is higher relatively.In addition, in locomotive and motor train unit (Triebzug), have a plurality of auxiliary operational outfit system usually, thereby cost increases further.
Summary of the invention
Task of the present invention is, the system and method for the described type of beginning part is provided, and can guarantee reliably under low cost assisting effective protection of operational outfit system by described system and method.
Basic consideration of the present invention is, does not need the current-limiting resistance of connecting and being provided with protection switch.Though when occurring, may have very large short circuit current and flow through still closed protection switch in theory with second short circuit of vehicle connected to chassis.But can limit described short circuit current by other modes.
Therefore, a kind of system that is used for to the auxiliary operational outfit supply of electrical energy of railroad vehicle is proposed, wherein
-described system is connected with energy source by separate transformers, for example is connected with dc voltage intermediate circuit,
-described system is connected with reference potential by protection switch under the situation of the resistance that does not insert the restriction electric current, especially is connected with vehicle ground connection,
-protection switch is designed to disconnect when occurring contacting the electric current of the protection switch that causes, flow through closure by described system and reference potential extra.
Notion " is used for the system to auxiliary operational outfit power supply " and is interpreted as having the device to auxiliary operational outfit power supply of being used for of electrical lead.Especially, described system can be a three-phase system, thereby auxiliary operational outfit can be connected with the one or more of Alternating Current Power Supply.Especially, protection switch can make the neutral of three phases be connected with reference potential.
" not inserting resistance " means: protection switch directly is connected the electrical lead of auxiliary operational outfit system with reference potential." directly " means the discrete parts that any increase direct current resistance is not set in described connection.Certainly, connecting wire has little ohmage.Yet described resistance is so little, to such an extent as to it is worth mentioning aspect the big short circuit current of restriction.
Can the known switch of consideration itself as protection switch, its mode with automatic safety device detect big electric current and when the value of overstepping the extreme limit or when the current monitoring of responding to switch according to the trigger characteristic cut-off switch contact of protection switch.Usually, at recleaning cause must manually connecting this automatic safety device (Sicherungsautomat) after the reason of big electric current.
One preferred embodiment in, voltage transformer is connected with energy source by current transformer in its primary side.Operate current transformer by turning on and off current valve, wherein, be provided with and be used to control the control setup that turns on and off, described control setup is so designed, make when surpassing phase current limit given in advance in mutually for one and/or a plurality of mutually in electric current summation during above the total current limit, with described mutually in or all electric currents in mutually be restricted on the corresponding limit, its mode is that correspondingly control cock turns on and off.For example, minimizing is connected the time of a phase and/or is produced the time deviation of phase current with respect to the trouble free situation during the half-wave of exchange current.
Also can limit the electric current on the primary side by described effectively in the situation of dc voltage intermediate circuit, relating to the control of the current transformer of DC/AC conv, because the electric current on primary side and the primary side is coupled to each other by the inductance of separate transformers.An example of current transformer control setup is that the model that is provided by the Pang Badi of Berlin, Germany transportation limited liability company is the control setup of MITRAC DCU2.In German patent application DE 199 62 615 A1 and European patent application EP 1 110 797 A2, relevant therewith protection mechanism has been described.In a preferred configuration, electric capacity can be in parallel with protection switch, thereby system is connected with reference potential by electric capacity in parallel with protection switch.Can derive so-called " common mode " electric current thus.Common mode current be interpreted as with multiphase system common situation different, at all electric currents that flows in the same direction simultaneously in mutually.
In addition preferably, system is connected with reference potential by the high-ohmic resistance (for example, greater than 20k ohm) that is arranged in parallel with protection switch.What therefore, flow through described resistance is little electric current all the time.
In addition, belong to that also having of the scope of the invention is a kind of to be used for protecting the method that is used for to the system of the auxiliary operational outfit supply of electrical energy of railroad vehicle.Obtain the configuration and the preferred implementation of described method from description to system.Following content is especially proposed: a kind of be used for unexpectedly with reference potential, protection is used for the method to the system of the auxiliary operational outfit supply of electrical energy of railroad vehicle when especially contacting with vehicle ground connection, wherein
-described system is connected with energy source by separate transformers, for example be connected with dc voltage intermediate circuit,
-described system is connected with reference potential by protection switch under the situation of the resistance that does not insert the restriction electric current, especially be connected with vehicle ground connection,
-disconnection protection switch when occurring contacting the electric current that causes, flow through closed protection switch by described system and reference potential extra.
Description of drawings
Referring now to accompanying drawing embodiments of the invention are described.Each accompanying drawing illustrates:
Fig. 1 illustrates the dc voltage intermediate circuit with connected auxiliary operational outfit, and
Fig. 2 with shown in the amplification diagrammatic sketch with further details according to auxiliary operational outfit inverter, separate transformers and the fender guard of Fig. 1.
The specific embodiment
Drive the diesel motor 1 of electrical generator 3 shown in Fig. 1.In this case, diesel motor 1 is a driving motor, drives locomotive by described driving motor, that is to say, locomotive is moved in orbit.Electrical generator 3 produces three-phase alternating current, and described three-phase alternating current is by rectifier 5 rectifications.Rectifier 5 is connected with dc voltage intermediate circuit 7.Current potential by P-UD+ (upside shown in Figure 1 of IC Intermediate Circuit 7) and P-UD-(downside shown in Figure 1 of IC Intermediate Circuit 7) expression dc voltage intermediate circuit 7.Current potential P-UD-for example can be connected with vehicle ground connection in the position with Reference numeral 19 expressions.
What be connected with IC Intermediate Circuit 7 has by three the be connected auxiliary operational outfit inverter 13 of powering to auxiliary operational outfit 18 to the traction invertor 9 of four driving motors 17 power supply of railroad vehicle, the braking circuit breaker 11 that is connected with braking resistor 12, by the three-phase alternating current lead and the load inverter 15 by the single-phase load supply of electrical energy of train bus in the train groups that is for example connected.
Auxiliary operational outfit inverter 13 shown in Fig. 1 is connected with auxiliary operational outfit 18 by the separate transformers 14 that realizes current separation.In the embodiment shown, be used for having voltage transformer 14, three-phase conducting wire and fender guard 21 to the system of auxiliary operational outfit 18 supply of electrical energy.Auxiliary operational outfit inverter 13 is by control setup 22 operations, the turning on and off of described control setup control cock (for example, bipolar transistor, preferred IGBT or GTO---gate level turn-off thyristor).
Compare with the device shown in Fig. 1, can much revise.For example, can replace diesel motor, electrical generator and three phase rectifier 5 (passing through rectifier in AC network) is provided with and being connected of single-phase high voltage electrical network.Except that dc voltage intermediate circuit 7, one or more other IC Intermediate Circuit can also be set, by described one or more other IC Intermediate Circuit to the part of traction motor or additional traction motor energize.Other equipment, especially safety device and/or trap circuit can be connected with dc voltage intermediate circuit and/or be integrated in the described dc voltage intermediate circuit.A plurality of auxiliary operational outfit inverters can be connected with same dc voltage intermediate circuit.
It only is single-phase that the power supply of auxiliary operational outfit can be designed to.
Auxiliary operational outfit 18 especially can relate to one or more in the mentioned auxiliary operational outfit of beginning part in the specification sheets.For example, the cooling intallation that is used for cooling off current transformer 13, voltage transformer 14 and/or is used to cool off the one or more and/or traction motor 17 of other current transformers 9,11,15 also belongs to auxiliary operational outfit 18.The control convenience that is used to control the operation of current transformer 9,11,13,15 also can belong to auxiliary operational outfit 18.Yet,, can not consider to be used for operation to the current transformer 15 of the railroad vehicle unit power supply that is connected special in service.
Fig. 2 illustrates the three-phase embodiment of auxiliary operational outfit system 20.With dc voltage intermediate circuit 7 (not shown in Fig. 2) bonded assembly inverter 13 its alternating-current voltage/AC voltage side and three-phase connecting wire three mutually X, Y, Z be connected, described three-phase connecting wire is connected with the primary side of separate transformers 14 at terminal U1, V1, W1 place.The primary side of separate transformers 14 is at terminal U2, V2, W2 place and assist three of operational outfit system 20 U, V, W connect mutually.
In order to decay and the harmonic wave of filtering interfering, U, V, W connect mutually to have the filter 30 of a plurality of filter capacitors for example and described three.
Neutral 26 on the primary side of fender guard 21 and voltage transformer 14 is connected.The each several part of fender guard 21 is protection switch 25, the cond 27 (a plurality of be one another in series and/or in parallel cond also can be set) in parallel with protection switch 25 and the high-ohmic resistance 28 in parallel with switch 25 and cond 27; described high-ohmic resistance 28 for example has the resistance value of 20k ohm at least, the preferred resistance value of 50k ohm at least.The high current peak or the voltage peak that cause owing to common mode current in the cond 27 reduction systems 20.High-ohmic resistance 28 is used for the current potential of auxiliary operational outfit system 20 and fixes (Potentialfixierung), and under the open circuited situation of protection switch 25 as the discharging resistance of cond 27.
In normal, failure-free state, the primary side of voltage transformer 14 only is connected with vehicle ground connection by closed protection switch 25, as indicated in the horizontal line on the lead that passes through below the fender guard 21 to stop there.If occur and the short circuit of vehicle connected to chassis in other positions, then the integrated sensor 31 of protection switch 25 detects the appearance and the control setup cut-off switch 25 of big short circuit current in failure condition.Described control setup can be integrated in the switch block or be designed to separate.
Disconnect the very large electric current that just may between neutral 26 and vehicle ground connection, flow as yet because when protection switch 25 closures, need only protection switch 25 in theory; so the control setup 22 of the auxiliary operational outfit inverter 13 of preferred so design makes by this great electric current is avoided in the suitable control of inverter 13.For this reason, for example measurement is flow through the electric current of phase X, Y, Z and is transmitted result of a measurement to control setup 22.Control setup 22 analysis whether surpassed single in mutually limit and/or total limit of all phase places.In this case, then so operates single phase or all three phase X, Y, Z, makes that electric current is restricted on the corresponding limit again.Thisly be used for correspondingly that the scheme of the valve of control inverter 13 itself is known.The present invention is applied to described principle in the situation of auxiliary operational outfit system 20 now.In this way, the induction of primary side by voltage transformer 14 and primary side coupling has limited the electric current on the primary side equally and the great electric current of closed protection switch 25 can not occur flowing through before protection switch 25 disconnects.
Can the known element of use itself as protection switch, these elements (such as already mentioned) have corresponding sensing mechanism, so that disconnect protection switch according to the Time Triggered characteristic under the situation of big electric current.Therefore, the another kind of notion of protection switch is an automatic safety device.
Claims (10)
1. be used for system (20), wherein to auxiliary operational outfit (18) supply of electrical energy of a railroad vehicle
Described system (20) by a separate transformers (14) with an energy source, for example a direct current voltage intermediate circuit (7) is connected,
Described system (20) is connected with a reference potential by a protection switch (25) under the situation of the resistance that does not insert the restriction electric current, especially is connected with vehicle ground connection,
Described protection switch (25) is designed to disconnect when occurring contacting the electric current of the protection switch (25) that causes, flow through closure by described system (20) and described reference potential extra.
2. system according to claim 1, wherein, described system (20) is that three-phase system and described protection switch (25) are connected the neutral (26) of three phases (U, V, W) in closure state with described reference potential.
3. system according to claim 1 and 2, wherein, described system (20) is connected with described reference potential with electric capacity (27) that described protection switch (25) is arranged in parallel by one.
4. according to each described system in the claim 1 to 3, wherein, described system (20) is connected with described reference potential with high-ohmic resistance (28) that described protection switch (25) is arranged in parallel by one.
5. according to each described system in the claim 1 to 4, wherein, described voltage transformer (14) is connected with described energy source (7) by a current transformer (13) on its primary side, wherein, operate described current transformer (13) by turning on and off of current valve, wherein, be provided with and be used to control the described control setup that turns on and off (22), described control setup (22) is so designed, make at a phase (X, Y, when surpassing a phase current limit given in advance Z) and/or at a plurality of phase (X, Y, when the summation of electric current surpasses a total current limit Z), described phase (X, Y, Z) in or all phase (X, Y, Z) electric current in is limited on the corresponding limit, its mode is that turning on and off of described valve correspondingly controlled.
6. be used for unexpectedly with a reference potential, protection is used for the method to the system (20) of auxiliary operational outfit (18) supply of electrical energy of a railroad vehicle when especially contacting with vehicle ground connection, wherein
Make described system (20) by a separate transformers (14) with an energy source (7), for example a direct current voltage intermediate circuit is connected,
Make described system (20) under the situation of the resistance that does not insert the restriction electric current, be connected with a reference potential, especially be connected with vehicle ground connection by a protection switch (25),
When occurring contacting the electric current of the protection switch (25) that causes, flow through closure, disconnect described protection switch (25) by described system (20) and described reference potential extra.
7. method according to claim 6, wherein, described system (20) is that three-phase system (U, V, W) and described protection switch (25) are connected the neutral (26) of three phases in closure state with described reference potential.
8. according to claim 6 or 7 described methods, wherein, described system is connected with described reference potential with electric capacity (27) that described protection switch (25) is arranged in parallel by one.
9. according to each described method in the claim 6 to 8, wherein, described system (20) is connected with described reference potential with high-ohmic resistance (28) that described protection switch is arranged in parallel by one.
10. according to each described method in the claim 6 to 9, wherein, described voltage transformer (14) is connected with described energy source (7) by a current transformer (13) on its primary side, wherein, operate described current transformer (13) by turning on and off of current valve, wherein, at a phase (X, Y, when surpassing a phase current limit given in advance Z) and/or at a plurality of phase (X, Y, when the summation of electric current surpasses a total current limit Z), with described phase (X, Y, Z) in or all phase (X, Y, Z) electric current in is restricted on the corresponding limit, its mode is correspondingly to control turning on and off of described valve.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008009512A DE102008009512A1 (en) | 2008-02-15 | 2008-02-15 | Supply of auxiliary operations in a rail vehicle with electrical energy |
| DE102008009512.5 | 2008-02-15 | ||
| PCT/EP2009/001205 WO2009100952A2 (en) | 2008-02-15 | 2009-02-13 | Supply of auxiliary drives in a rail vehicle with electrical power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101980886A true CN101980886A (en) | 2011-02-23 |
| CN101980886B CN101980886B (en) | 2014-01-08 |
Family
ID=40546082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980105206.8A Expired - Fee Related CN101980886B (en) | 2008-02-15 | 2009-02-13 | Supply of auxiliary drives in a rail vehicle with electrical power |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2242665B1 (en) |
| CN (1) | CN101980886B (en) |
| AT (1) | ATE512826T1 (en) |
| DE (1) | DE102008009512A1 (en) |
| RU (1) | RU2457122C2 (en) |
| WO (1) | WO2009100952A2 (en) |
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| CN106379177A (en) * | 2016-11-21 | 2017-02-08 | 株洲中车时代电气股份有限公司 | Internal combustion locomotive electric braking energy feedback converter and control method |
| CN106664008A (en) * | 2014-03-31 | 2017-05-10 | 西门子公司 | Methods for operating parallel auxiliary converters in a rail vehicle |
| CN111016674A (en) * | 2019-12-06 | 2020-04-17 | 中车株洲电力机车有限公司 | Power supply control system and power supply control method of locomotive |
| CN112238792A (en) * | 2019-07-19 | 2021-01-19 | 庞巴迪运输有限公司 | Operating a rail vehicle via a separate point in a vehicle external current supply device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5774124B2 (en) * | 2011-11-24 | 2015-09-02 | 三菱電機株式会社 | Auxiliary power supply for vehicle |
| EP3184351A1 (en) * | 2015-12-22 | 2017-06-28 | Siemens Aktiengesellschaft | Energy supply system for use in a mining vehicle and mining vehicle |
| CN106696710B (en) * | 2016-11-29 | 2018-11-27 | 天津易鼎丰动力科技有限公司 | A kind of application method of high-voltage DC contactor safeguard protection for electric vehicle |
| CN114337313B (en) * | 2021-11-12 | 2024-05-14 | 中车永济电机有限公司 | Integrated power supply and multichannel auxiliary transmission system |
| DE102022104099B3 (en) | 2022-02-22 | 2023-04-27 | Kiepe Electric Gmbh | Method of operating a hybrid battery trolley vehicle and hybrid battery trolley vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4447446A1 (en) * | 1994-12-28 | 1996-07-04 | Aeg Schienenfahrzeuge | Circuit arrangement of power supply e.g. for local DC railway passenger vehicle |
| US20060255656A1 (en) * | 2005-05-11 | 2006-11-16 | Linebach Mark A | System and method for dealing with ground fault conditions that can arise in an electrical propulsion system |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE497815C (en) * | 1927-10-08 | 1931-04-25 | Rheinisch Westfaelisches Elek | Device for power distribution systems to protect against contact voltages |
| SU865678A1 (en) * | 1977-07-13 | 1981-09-23 | Предприятие П/Я А-7376 | Arrangement for supply of additional loads of diesel locomotive |
| SU1768413A1 (en) * | 1990-12-04 | 1992-10-15 | Proizv Ob Luganskteplovoz | Power supply device for auxiliary consumers of locomotive |
| JP3056898B2 (en) * | 1992-10-23 | 2000-06-26 | 株式会社東芝 | Electric car control device |
| US5670851A (en) * | 1995-03-29 | 1997-09-23 | Kabushiki Kaisha Toshiba | Power conversion control system for plural electric motors and auxiliary circuit |
| DE19962615A1 (en) | 1999-12-23 | 2001-07-05 | Daimler Chrysler Ag | Device and method for converter overload protection |
| DK175067B1 (en) * | 2000-12-07 | 2004-05-17 | Danfoss Drives As | RFI filter for a frequency converter and method for switching on the filter |
| US20050082133A1 (en) * | 2003-10-20 | 2005-04-21 | Sergio Panetta | Rail based electric power distribution network |
| CN100517897C (en) * | 2006-11-24 | 2009-07-22 | 华中科技大学 | Direct current current-limiting device of neutral point of grounding transformer |
-
2008
- 2008-02-15 DE DE102008009512A patent/DE102008009512A1/en not_active Ceased
-
2009
- 2009-02-13 AT AT09709963T patent/ATE512826T1/en active
- 2009-02-13 EP EP09709963A patent/EP2242665B1/en not_active Revoked
- 2009-02-13 WO PCT/EP2009/001205 patent/WO2009100952A2/en active Application Filing
- 2009-02-13 CN CN200980105206.8A patent/CN101980886B/en not_active Expired - Fee Related
- 2009-02-13 RU RU2010138044/11A patent/RU2457122C2/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4447446A1 (en) * | 1994-12-28 | 1996-07-04 | Aeg Schienenfahrzeuge | Circuit arrangement of power supply e.g. for local DC railway passenger vehicle |
| US20060255656A1 (en) * | 2005-05-11 | 2006-11-16 | Linebach Mark A | System and method for dealing with ground fault conditions that can arise in an electrical propulsion system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106664008A (en) * | 2014-03-31 | 2017-05-10 | 西门子公司 | Methods for operating parallel auxiliary converters in a rail vehicle |
| CN106379177A (en) * | 2016-11-21 | 2017-02-08 | 株洲中车时代电气股份有限公司 | Internal combustion locomotive electric braking energy feedback converter and control method |
| CN112238792A (en) * | 2019-07-19 | 2021-01-19 | 庞巴迪运输有限公司 | Operating a rail vehicle via a separate point in a vehicle external current supply device |
| CN111016674A (en) * | 2019-12-06 | 2020-04-17 | 中车株洲电力机车有限公司 | Power supply control system and power supply control method of locomotive |
| CN111016674B (en) * | 2019-12-06 | 2021-05-11 | 中车株洲电力机车有限公司 | Power supply control system and power supply control method of locomotive |
Also Published As
| Publication number | Publication date |
|---|---|
| ATE512826T1 (en) | 2011-07-15 |
| WO2009100952A3 (en) | 2010-09-10 |
| EP2242665B1 (en) | 2011-06-15 |
| WO2009100952A2 (en) | 2009-08-20 |
| RU2010138044A (en) | 2012-03-20 |
| EP2242665A2 (en) | 2010-10-27 |
| CN101980886B (en) | 2014-01-08 |
| RU2457122C2 (en) | 2012-07-27 |
| DE102008009512A1 (en) | 2009-09-03 |
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